Re: suite de mes investigations...

J'aime pas ça ↑ vous savez... C'est vraiment exceptionnel...

Mais bon, puisqu'elle était sensée être formatée...

J'ai redémarré sous GNU/Linux :)

J'ai placé un petit fichier PDF sur la clé... puis démonté («éjecté»)

Mais elle clignotait longtemps ... plusieurs minutes ! Utilisation CPU IO intense ...

Finallement, voici ce que donne dmesg :/

[ 286.389191] usb 9-1: new SuperSpeed USB device number 2 using xhci_hcd
[ 286.407831] usb 9-1: New USB device found, idVendor=0951, idProduct=16b3
[ 286.407840] usb 9-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 286.407845] usb 9-1: Product: HyperX Savage
[ 286.407849] usb 9-1: Manufacturer: Kingston
[ 286.407853] usb 9-1: SerialNumber: 0018F30C9FEAE0C1A10DC6F5
[ 286.465735] usb-storage 9-1:1.0: USB Mass Storage device detected
[ 286.466082] scsi host8: usb-storage 9-1:1.0
[ 286.466832] usbcore: registered new interface driver usb-storage
[ 286.468620] usbcore: registered new interface driver uas
[ 287.467271] scsi 8:0:0:0: Direct-Access Kingston HyperX Savage PMAP PQ: 0 ANSI: 6
[ 287.468135] sd 8:0:0:0: Attached scsi generic sg3 type 0
[ 287.469306] sd 8:0:0:0: [sdc] 983040000 512-byte logical blocks: (503 GB/469 GiB)
[ 287.469888] sd 8:0:0:0: [sdc] Write Protect is off
[ 287.469895] sd 8:0:0:0: [sdc] Mode Sense: 2b 00 00 08
[ 287.470521] sd 8:0:0:0: [sdc] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[ 287.743258] sd 8:0:0:0: [sdc] Attached SCSI removable disk
[ 1268.906403] usb 9-1: reset SuperSpeed USB device number 2 using xhci_hcd
[ 1451.053775] INFO: task scsi_eh_8:19721 blocked for more than 120 seconds.
[ 1451.053782] Tainted: G OE 4.13.0-26-generic #29~16.04.2-Ubuntu
[ 1451.053783] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1451.053785] scsi_eh_8 D 0 19721 2 0x00000000
[ 1451.053788] Call Trace:
[ 1451.053796] __schedule+0x3c2/0x890
[ 1451.053798] schedule+0x36/0x80
[ 1451.053800] schedule_preempt_disabled+0xe/0x10
[ 1451.053802] __mutex_lock.isra.2+0x2ae/0x4e0
[ 1451.053804] __mutex_lock_slowpath+0x13/0x20
[ 1451.053805] ? __mutex_lock_slowpath+0x13/0x20
[ 1451.053807] mutex_lock+0x2f/0x40
[ 1451.053813] device_reset+0x22/0x50 [usb_storage]
[ 1451.053815] scsi_eh_ready_devs+0x365/0xc10
[ 1451.053819] ? __pm_runtime_resume+0x5b/0x80
[ 1451.053820] scsi_error_handler+0x4c0/0x5c0
[ 1451.053823] kthread+0x109/0x140
[ 1451.053824] ? scsi_eh_get_sense+0x240/0x240
[ 1451.053825] ? kthread_create_on_node+0x70/0x70
[ 1451.053827] ret_from_fork+0x1f/0x30
[ 1451.053830] INFO: task usb-storage:19724 blocked for more than 120 seconds.
[ 1451.053832] Tainted: G OE 4.13.0-26-generic #29~16.04.2-Ubuntu
[ 1451.053833] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1451.053835] usb-storage D 0 19724 2 0x00000000
[ 1451.053836] Call Trace:
[ 1451.053838] __schedule+0x3c2/0x890
[ 1451.053840] ? usb_hcd_map_urb_for_dma+0x20d/0x620
[ 1451.053841] schedule+0x36/0x80
[ 1451.053843] schedule_timeout+0x1f0/0x360
[ 1451.053844] ? schedule+0x36/0x80
[ 1451.053845] ? schedule_timeout+0x1f0/0x360
[ 1451.053847] ? update_curr+0x128/0x1c0
[ 1451.053849] wait_for_completion+0xb4/0x140
[ 1451.053850] ? wait_for_completion+0xb4/0x140
[ 1451.053852] ? wake_up_q+0x70/0x70
[ 1451.053854] usb_sg_wait+0x11d/0x170
[ 1451.053857] usb_stor_bulk_transfer_sglist.part.1+0x76/0xc0 [usb_storage]
[ 1451.053859] usb_stor_bulk_srb+0x6c/0x80 [usb_storage]
[ 1451.053861] usb_stor_Bulk_transport+0x195/0x420 [usb_storage]
[ 1451.053863] ? schedule+0x36/0x80
[ 1451.053865] usb_stor_invoke_transport+0x3b/0x540 [usb_storage]
[ 1451.053867] ? wait_for_completion_interruptible+0xae/0x180
[ 1451.053868] ? wait_for_completion_interruptible+0xb9/0x180
[ 1451.053870] usb_stor_transparent_scsi_command+0xe/0x10 [usb_storage]
[ 1451.053873] usb_stor_control_thread+0x181/0x290 [usb_storage]
[ 1451.053874] kthread+0x109/0x140
[ 1451.053877] ? usb_stor_disconnect+0xd0/0xd0 [usb_storage]
[ 1451.053878] ? kthread_create_on_node+0x70/0x70
[ 1451.053879] ret_from_fork+0x1f/0x30
[ 1571.892838] INFO: task scsi_eh_8:19721 blocked for more than 120 seconds.
[ 1571.892852] Tainted: G OE 4.13.0-26-generic #29~16.04.2-Ubuntu
[ 1571.892857] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1571.892862] scsi_eh_8 D 0 19721 2 0x00000000
[ 1571.892869] Call Trace:
[ 1571.892884] __schedule+0x3c2/0x890
[ 1571.892891] schedule+0x36/0x80
[ 1571.892896] schedule_preempt_disabled+0xe/0x10
[ 1571.892901] __mutex_lock.isra.2+0x2ae/0x4e0
[ 1571.892909] __mutex_lock_slowpath+0x13/0x20
[ 1571.892913] ? __mutex_lock_slowpath+0x13/0x20
[ 1571.892917] mutex_lock+0x2f/0x40
[ 1571.892929] device_reset+0x22/0x50 [usb_storage]
[ 1571.892935] scsi_eh_ready_devs+0x365/0xc10
[ 1571.892943] ? __pm_runtime_resume+0x5b/0x80
[ 1571.892948] scsi_error_handler+0x4c0/0x5c0
[ 1571.892954] kthread+0x109/0x140
[ 1571.892959] ? scsi_eh_get_sense+0x240/0x240
[ 1571.892963] ? kthread_create_on_node+0x70/0x70
[ 1571.892968] ret_from_fork+0x1f/0x30
[ 1571.892976] INFO: task usb-storage:19724 blocked for more than 120 seconds.
[ 1571.892981] Tainted: G OE 4.13.0-26-generic #29~16.04.2-Ubuntu
[ 1571.892986] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1571.892990] usb-storage D 0 19724 2 0x00000000
[ 1571.892995] Call Trace:
[ 1571.893000] __schedule+0x3c2/0x890
[ 1571.893005] ? usb_hcd_map_urb_for_dma+0x20d/0x620
[ 1571.893010] schedule+0x36/0x80
[ 1571.893014] schedule_timeout+0x1f0/0x360
[ 1571.893018] ? schedule+0x36/0x80
[ 1571.893022] ? schedule_timeout+0x1f0/0x360
[ 1571.893026] ? update_curr+0x128/0x1c0
[ 1571.893031] wait_for_completion+0xb4/0x140
[ 1571.893035] ? wait_for_completion+0xb4/0x140
[ 1571.893039] ? wake_up_q+0x70/0x70
[ 1571.893045] usb_sg_wait+0x11d/0x170
[ 1571.893054] usb_stor_bulk_transfer_sglist.part.1+0x76/0xc0 [usb_storage]
[ 1571.893062] usb_stor_bulk_srb+0x6c/0x80 [usb_storage]
[ 1571.893069] usb_stor_Bulk_transport+0x195/0x420 [usb_storage]
[ 1571.893072] ? schedule+0x36/0x80
[ 1571.893080] usb_stor_invoke_transport+0x3b/0x540 [usb_storage]
[ 1571.893085] ? wait_for_completion_interruptible+0xae/0x180
[ 1571.893089] ? wait_for_completion_interruptible+0xb9/0x180
[ 1571.893097] usb_stor_transparent_scsi_command+0xe/0x10 [usb_storage]
[ 1571.893104] usb_stor_control_thread+0x181/0x290 [usb_storage]
[ 1571.893110] kthread+0x109/0x140
[ 1571.893116] ? usb_stor_disconnect+0xd0/0xd0 [usb_storage]
[ 1571.893120] ? kthread_create_on_node+0x70/0x70
[ 1571.893125] ret_from_fork+0x1f/0x30
[ 1571.893136] INFO: task systemd-udevd:3994 blocked for more than 120 seconds.
[ 1571.893140] Tainted: G OE 4.13.0-26-generic #29~16.04.2-Ubuntu
[ 1571.893144] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1571.893147] systemd-udevd D 0 3994 399 0x00000006
[ 1571.893152] Call Trace:
[ 1571.893157] __schedule+0x3c2/0x890
[ 1571.893162] schedule+0x36/0x80
[ 1571.893166] io_schedule+0x16/0x40
[ 1571.893171] __lock_page+0x101/0x140
[ 1571.893177] ? page_cache_tree_insert+0xb0/0xb0
[ 1571.893183] truncate_inode_pages_range+0x487/0x890
[ 1571.893193] truncate_inode_pages+0x15/0x20
[ 1571.893197] kill_bdev+0x2f/0x40
[ 1571.893201] __blkdev_put+0x82/0x210
[ 1571.893207] blkdev_put+0x4c/0xd0
[ 1571.893211] blkdev_close+0x34/0x70
[ 1571.893217] __fput+0xe7/0x220
[ 1571.893222] ____fput+0xe/0x10
[ 1571.893225] task_work_run+0x7e/0xa0
[ 1571.893231] do_exit+0x2cc/0xaf0
[ 1571.893237] ? touch_atime+0x36/0xd0
[ 1571.893242] do_group_exit+0x43/0xb0
[ 1571.893248] get_signal+0x294/0x5c0
[ 1571.893255] do_signal+0x37/0x750
[ 1571.893265] exit_to_usermode_loop+0x80/0xd0
[ 1571.893270] syscall_return_slowpath+0x59/0x60
[ 1571.893275] entry_SYSCALL_64_fastpath+0x7f/0x81
[ 1571.893280] RIP: 0033:0x7f3f361db500
[ 1571.893283] RSP: 002b:00007ffcc7adbcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 1571.893288] RAX: 0000000000002000 RBX: 000056216847c880 RCX: 00007f3f361db500
[ 1571.893291] RDX: 0000000000040000 RSI: 000056216847c8a8 RDI: 000000000000000f
[ 1571.893293] RBP: 000056216845baa0 R08: 000056216847c880 R09: 00007ffcc7adbccc
[ 1571.893296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000040000
[ 1571.893298] R13: 0000000000000000 R14: 000056216845baf0 R15: 000056216847c898
[ 1692.731791] INFO: task scsi_eh_8:19721 blocked for more than 120 seconds.
[ 1692.731804] Tainted: G OE 4.13.0-26-generic #29~16.04.2-Ubuntu
[ 1692.731809] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1692.731815] scsi_eh_8 D 0 19721 2 0x00000000
[ 1692.731821] Call Trace:
[ 1692.731838] __schedule+0x3c2/0x890
[ 1692.731844] schedule+0x36/0x80
[ 1692.731849] schedule_preempt_disabled+0xe/0x10
[ 1692.731854] __mutex_lock.isra.2+0x2ae/0x4e0
[ 1692.731862] __mutex_lock_slowpath+0x13/0x20
[ 1692.731866] ? __mutex_lock_slowpath+0x13/0x20
[ 1692.731869] mutex_lock+0x2f/0x40
[ 1692.731882] device_reset+0x22/0x50 [usb_storage]
[ 1692.731888] scsi_eh_ready_devs+0x365/0xc10
[ 1692.731896] ? __pm_runtime_resume+0x5b/0x80
[ 1692.731901] scsi_error_handler+0x4c0/0x5c0
[ 1692.731908] kthread+0x109/0x140
[ 1692.731912] ? scsi_eh_get_sense+0x240/0x240
[ 1692.731916] ? kthread_create_on_node+0x70/0x70
[ 1692.731922] ret_from_fork+0x1f/0x30
[ 1692.731930] INFO: task usb-storage:19724 blocked for more than 120 seconds.
[ 1692.731935] Tainted: G OE 4.13.0-26-generic #29~16.04.2-Ubuntu
[ 1692.731939] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1692.731943] usb-storage D 0 19724 2 0x00000000
[ 1692.731948] Call Trace:
[ 1692.731953] __schedule+0x3c2/0x890
[ 1692.731958] ? usb_hcd_map_urb_for_dma+0x20d/0x620
[ 1692.731963] schedule+0x36/0x80
[ 1692.731967] schedule_timeout+0x1f0/0x360
[ 1692.731970] ? schedule+0x36/0x80
[ 1692.731975] ? schedule_timeout+0x1f0/0x360
[ 1692.731979] ? update_curr+0x128/0x1c0
[ 1692.731984] wait_for_completion+0xb4/0x140
[ 1692.731988] ? wait_for_completion+0xb4/0x140
[ 1692.731992] ? wake_up_q+0x70/0x70
[ 1692.731998] usb_sg_wait+0x11d/0x170
[ 1692.732007] usb_stor_bulk_transfer_sglist.part.1+0x76/0xc0 [usb_storage]
[ 1692.732014] usb_stor_bulk_srb+0x6c/0x80 [usb_storage]
[ 1692.732022] usb_stor_Bulk_transport+0x195/0x420 [usb_storage]
[ 1692.732025] ? schedule+0x36/0x80
[ 1692.732033] usb_stor_invoke_transport+0x3b/0x540 [usb_storage]
[ 1692.732038] ? wait_for_completion_interruptible+0xae/0x180
[ 1692.732042] ? wait_for_completion_interruptible+0xb9/0x180
[ 1692.732050] usb_stor_transparent_scsi_command+0xe/0x10 [usb_storage]
[ 1692.732057] usb_stor_control_thread+0x181/0x290 [usb_storage]
[ 1692.732062] kthread+0x109/0x140
[ 1692.732069] ? usb_stor_disconnect+0xd0/0xd0 [usb_storage]
[ 1692.732073] ? kthread_create_on_node+0x70/0x70
[ 1692.732078] ret_from_fork+0x1f/0x30
[ 1692.732089] INFO: task systemd-udevd:3994 blocked for more than 120 seconds.
[ 1692.732094] Tainted: G OE 4.13.0-26-generic #29~16.04.2-Ubuntu
[ 1692.732097] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1692.732101] systemd-udevd D 0 3994 399 0x00000006
[ 1692.732105] Call Trace:
[ 1692.732110] __schedule+0x3c2/0x890
[ 1692.732115] schedule+0x36/0x80
[ 1692.732120] io_schedule+0x16/0x40
[ 1692.732124] __lock_page+0x101/0x140
[ 1692.732130] ? page_cache_tree_insert+0xb0/0xb0
[ 1692.732136] truncate_inode_pages_range+0x487/0x890
[ 1692.732145] truncate_inode_pages+0x15/0x20
[ 1692.732150] kill_bdev+0x2f/0x40
[ 1692.732154] __blkdev_put+0x82/0x210
[ 1692.732160] blkdev_put+0x4c/0xd0
[ 1692.732164] blkdev_close+0x34/0x70
[ 1692.732169] __fput+0xe7/0x220
[ 1692.732174] ____fput+0xe/0x10
[ 1692.732178] task_work_run+0x7e/0xa0
[ 1692.732183] do_exit+0x2cc/0xaf0
[ 1692.732189] ? touch_atime+0x36/0xd0
[ 1692.732194] do_group_exit+0x43/0xb0
[ 1692.732200] get_signal+0x294/0x5c0
[ 1692.732207] do_signal+0x37/0x750
[ 1692.732216] exit_to_usermode_loop+0x80/0xd0
[ 1692.732221] syscall_return_slowpath+0x59/0x60
[ 1692.732226] entry_SYSCALL_64_fastpath+0x7f/0x81
[ 1692.732230] RIP: 0033:0x7f3f361db500
[ 1692.732233] RSP: 002b:00007ffcc7adbcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 1692.732238] RAX: 0000000000002000 RBX: 000056216847c880 RCX: 00007f3f361db500
[ 1692.732241] RDX: 0000000000040000 RSI: 000056216847c8a8 RDI: 000000000000000f
[ 1692.732244] RBP: 000056216845baa0 R08: 000056216847c880 R09: 00007ffcc7adbccc
[ 1692.732246] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000040000
[ 1692.732248] R13: 0000000000000000 R14: 000056216845baf0 R15: 000056216847c898

Est-ce grave docteur ?